Details of Disappearance
Travis was last seen at an acquaintance's residence in the vicinity of the 23900 block of W. Coleman Drive in Congress, AZ, after an argument took place at the friend's home.
It is known he returned to the residence the following morning to collect some personal items.

His vehicle and a pair of his shoes were later located on October 19, 2005 in the desert near 5 Mile Tank in Congress, AZ.
Riddle did not take his wallet or any other personal items with him when he left his friend's house, and he has not shown up for work.